{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950840,-0.309681,0.000000,0.000000,0.173344,-0.532232,0.828662,0.000000,-0.256079,0.786261,0.562332,0.000000,-1635038.977743,5020197.743962,3566394.947155,1],    "boundingVolume": {    "region": [1.885571,0.597118,1.885737,0.597287,0.000000,8.805875]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/6_1383309.b3dm"}}}